1-Adamantylphosphaethyne
1-Adamantylphosphaethyne (CAS: 101055-70-3; Formula: C11H15P; Molar Mass: 178.21 g/mol) is a unique organophosphorus compound. Featuring an adamantyl cage attached to a phosphaethyne moiety, it serves as a valuable building block in organic synthesis. Its distinct structure allows for incorporation into novel materials and complex molecular architectures, particularly in phosphorus chemistry research and development.
- IUPAC
- 1-(2-Phosphaethynyl)adamantane
- Synonyms
- 1-(2-Phosphaethynyl)adamantane

Organic Synthesis
1-Adamantylphosphaethyne is employed as a reactive intermediate and building block in the synthesis of complex organic molecules. Its unique structure can be leveraged to introduce specific phosphorus functionalities into target compounds.
Phosphorus Chemistry
This compound is a useful reagent in the field of phosphorus chemistry, enabling the exploration of novel phosphorus-containing structures and their properties. It can participate in various reactions characteristic of alkynylphosphines.
Materials Science Research
The adamantyl group imparts unique steric and electronic properties, making 1-Adamantylphosphaethyne a potential precursor for novel materials with tailored characteristics, particularly in areas requiring organophosphorus components.
| Molecular weight | 178.21 |
|---|---|
| Empirical formula | C11H15P |
| Assay | ≥97.0% (GC/CH) |
| Storage temperature | −20°C |
| Melting point | 69-72 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1-Adamantylphosphaethyne used for?
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1-Adamantylphosphaethyne is primarily used as a building block in organic synthesis and in phosphorus chemistry research. Its unique structure allows for the creation of novel organophosphorus compounds and potentially new materials.
What is the CAS number and chemical formula for 1-Adamantylphosphaethyne?
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The CAS number for 1-Adamantylphosphaethyne is 101055-70-3, and its chemical formula is C11H15P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Adamantylphosphaethyne with an assay of ≥97.0% (GC/CH). This is a research-grade chemical, and TSS does not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should 1-Adamantylphosphaethyne be handled?
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1-Adamantylphosphaethyne requires careful handling. It is classified with a WGK Germany of 3, indicating it is hazardous. Appropriate personal protective equipment, including eyeshields and gloves, should be worn. A type N95 (US) or type P1 (EN143) respirator filter may be necessary.
How is 1-Adamantylphosphaethyne packed, shipped, and exported?
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1-Adamantylphosphaethyne is stored at −20°C. Tech Serve Solutions is a specialist global supplier and exporter, ensuring appropriate packaging and shipping methods are used to maintain product integrity and comply with international regulations.
How can I request a sample or quote for 1-Adamantylphosphaethyne?
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To request a sample or a quote for 1-Adamantylphosphaethyne, please contact our sales team through the website or by phone. Our experts will assist you with your inquiry promptly.
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